Are direct flights from Singapore to Portland always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers. However, they are not always the most budget-friendly choice. Flights with one or more stops can often be more affordable, especially for longer international routes.

Can flexible travel dates help on Singapore to Portland flights?

Yes, being flexible with your travel dates can often lead to finding cheaper flights. Prices can vary significantly depending on the day of the week or time of year. Adjusting your departure or return by a few days may reveal more economical options.

What extra costs should I check before booking Singapore to Portland flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight meal costs. Some airlines may also charge for amenities like Wi-Fi or entertainment. Being aware of these additional fees can help you budget accurately.

Flights From Singapore

To Portland

Cheap Flights from Singapore to Portland

Browse current best options from Singapore. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Singapore

RatePunk searches hundreds of travel sites at once for deals on flights to Portland

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Singapore to Portland

Explore current cheapest deals departing from Singapore to Portland

2026-10-06 – 2026-10-27
SIN - Portland
88% AI deal score
$1,143
$948
Round trip
2026-10-15 – 2026-10-22
SIN - Portland
89% AI deal score
$1,195
$959
Round trip
2026-09-24 – 2026-09-27
SIN - Portland
89% AI deal score
$1,187
$963
Round trip
2026-10-03 – 2026-10-06
SIN - Portland
89% AI deal score
$1,221
$963
Round trip
2026-10-08 – 2026-10-18
SIN - Portland
88% AI deal score
$1,158
$963
Round trip
2026-10-10 – 2026-10-18
SIN - Portland
88% AI deal score
$1,164
$964
Round trip
2026-10-04 – 2026-10-09
SIN - Portland
89% AI deal score
$1,212
$969
Round trip
2026-08-21 – 2026-08-28
SIN - Portland
91% AI deal score
$1,299
$977
Round trip
2026-08-19 – 2026-08-25
SIN - Portland
91% AI deal score
$1,301
$977
Round trip
2026-10-21 – 2026-10-26
SIN - Portland
90% AI deal score
$1,222
$984
Round trip

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

The journey from Singapore to Portland covers a substantial distance of 13,081 km, classifying it as a long-haul route. This significant distance means that travelers should anticipate extended travel times and typically more complex itineraries.

For those seeking cheap flights from Singapore to Portland, fares typically range from $1406–$2016, with a median of $1487. Right now, current fares are below the typical level for this route. However, 0% of recent fares were classified as a good price, indicating that finding exceptional value can be challenging. Deals are infrequent for this route, so setting up a price alert could be beneficial.

When is the cheapest time to fly from Singapore to Portland? The data indicates that November is the most affordable month, with a median fare of $612. Following closely are February, with a median fare of $1077, and January, with a median fare of $1095. These months offer the lowest median prices for this route.

Most itineraries for flights from Singapore to Portland involve connections, as 0% of recent fares were non-stop. This means that most itineraries connect at least once, with the median number of stopovers for connecting flights being 3. Consequently, a typical journey from Singapore to Portland, including connections, takes approximately 53h 21m.

How much is a round trip from Singapore to Portland

Regular price: $1,073 - $1,483

Prices are currently below the regular range.

Regular prices for flights from Singapore to Portland typically range from $1073 to $1483. The current lowest deal is $962 with Air Canada for travel from Oct 15-Oct 22.

now $962

Low $1,073

High $1,483

The cheapest time to fly from Singapore to Portland

The cheapest month to fly from Singapore to Portland is November, with a median price of $612. The most expensive month is August, with a median price of $2316. Prices are generally lower from January to November.

November

Cheapest

Flights from $612

August

Most Expensive

Flights from $2,316

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to Portland

Air Canada

Korean Air

Qatar Airways

KLM

Last-minute flights going from Singapore to Portland

Tue, Jul 28

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

EVA Air, Alaska Airlines, Inc.

$1,330

$1,260

One-way

Tue, Jul 28

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

EVA Air, Alaska Airlines, Inc.

$1,381

$1,320

One-way

Sat, Aug 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

United Airlines

$1,419

$1,677

One-way

Tue, Aug 4

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,455

$1,346

One-way

Thu, Aug 6

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,533

$1,359

One-way

Mon, Aug 10

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Korean Air

$1,259

$1,342

One-way

Biggest price drops on these dates for flights from Singapore to Portland

23 nights

Dec 8 - Dec 31

$1,515 → $1,075

29%

6 nights

Aug 19 - Aug 25

$1,314 → $974

26%

17 nights

Dec 5 - Dec 22

$1,504 → $1,170

22%

5 nights

Aug 22 - Aug 27

$1,337 → $1,010

24%

Popular Airports to fly from Singapore to Portland

Singapore - Portland route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Singapore to Portland are below the typical level at $962.

📅 Best time to fly

November is historically cheapest at $612

Historically, November is the cheapest month to fly from Singapore to Portland, with a median price of $612.

⏱️ Flight duration

Flights typically take 53h 21m

The median flight duration from Singapore to Portland is 53h 21m, with connecting flights dominant.

✈️ Airlines & availability

Connecting flights are available from multiple airlines

No direct flights are available; connecting flights are offered by airlines like Air Canada, Korean Air, and Qatar Airways.

🏆 Airline highlight

Air Canada offers the most deals

Air Canada has historically offered 56 deals for flights from Singapore to Portland.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Singapore to Portland are historically rare.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a great option for flights from Singapore to Portland.

📍 ~18 km from city center (reachable by car or train)

💸 Flights from ~$959

Portland main airports to arrive at

Portland International (PDX)

Cheapest

Portland International Airport is the primary airport for flights arriving in Portland.

📍 ~10 km from city center (reachable by car)

💸 Flights from ~$959

Airports nearby Portland used as alternative

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International offers significantly more direct flight options and often more competitive pricing.

📍 ~220 km from Portland (reachable by car or train)

💸 Flights from ~$734

Business & First Class Flight Deals to Portland

93% AI deal score

$7,805

$3,481

Save $4,324

Frequently Asked Questions About Flights to Portland

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you discover better deals. Looking into flights with layovers may sometimes offer lower fares than direct routes.

Booking flights in advance, often several months before your intended departure, can sometimes result in lower prices. However, prices can fluctuate, so monitoring fares over time may help you identify a good booking window. Weekday bookings might also occasionally offer better rates.

Comparing nearby airports can sometimes uncover additional flight options or potentially lower fares. While it may require extra travel time to and from these airports, the savings on airfare can sometimes be significant. Always factor in the total cost and convenience when considering this option.

Related routes

More routes from Singapore

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Flights to Portland from other cities

Flights from Anchorage to Portland Flights from Atlanta to Portland Flights from Austin to Portland Flights from Bangkok to Portland Flights from Barcelona to Portland Flights from Boston to Portland Flights from Chicago to Portland Flights from Copenhagen to Portland Flights from Denver to Portland Flights from Santa Ana to Portland Flights from Tokyo to Portland Flights from Zürich to Portland

Singapore to Portland: Overview

Insights for flights from Singapore to Portland

How much is a round trip from Singapore to Portland

Regular price: $1,073 - $1,483

Prices are currently below the regular range.

Regular prices for flights from Singapore to Portland typically range from $1073 to $1483. The current lowest deal is $962 with Air Canada for travel from Oct 15-Oct 22.

now $962

Low $1,073

High $1,483

The cheapest time to fly from Singapore to Portland

November

Cheapest

Flights from $612

August

Most Expensive

Flights from $2,316

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Nov

Direct flights from Singapore to Portland

Air Canada

Korean Air

Qatar Airways

KLM

Last-minute flights going from Singapore to Portland

Tue, Jul 28

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

EVA Air, Alaska Airlines, Inc.

$1,330

$1,260

One-way

Tue, Jul 28

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

EVA Air, Alaska Airlines, Inc.

$1,381

$1,320

One-way

Sat, Aug 1

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

United Airlines

$1,419

$1,677

One-way

Tue, Aug 4

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,455

$1,346

One-way

Thu, Aug 6

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Air Canada

$1,533

$1,359

One-way

Mon, Aug 10

⌛ Last-Minute

SIN - Portland

Singapore (SIN) - Portland (PDX)

Korean Air

$1,259

$1,342

One-way

Biggest price drops on these dates for flights from Singapore to Portland

23 nights

Dec 8 - Dec 31

$1,515 → $1,075

29%

6 nights

Aug 19 - Aug 25

$1,314 → $974

26%

17 nights

Dec 5 - Dec 22

$1,504 → $1,170

22%

5 nights

Aug 22 - Aug 27

$1,337 → $1,010

24%

Popular Airports to fly from Singapore to Portland